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Peugeot Onyx

The Peugeot Onyx Concept car is shown at the Paris Auto Show on Sept. 27, 2012. The Paris Auto Show will be open to the public until Oct. 14.

Credit: AP Photo/Remy de la Mauviniere

Mercedes SLS AMG Electric Sports Car

The Mercedes SLS AMG Electric Sports Car is on display at the Paris Auto Show. The Paris Auto Show will be open to the public until Oct. 14.

Credit: AP Photo/Christophe Ena

Smart forstars

A hostess poses next to a Smart forstars, an electric concept car, during the press day at the Paris Auto Show on Sept. 27, 2012.

Credit: AP Photo/Michel Euler

Lamborghini Gallardo

Hostesses unveil the new Lamborghini Gallardo at the Paris Auto Show.

Credit: AP Photo/Michel Euler

Citroen multicity project Tubik

A member of the media takes snapshots of the Citroen multicity project Tubik, on the eve of the opening of the Paris Auto Show on Sept. 28, 2012. The Paris Auto Show will be open to the public until Oct. 14.

Credit: AP Photo/Remy de la Mauviniere

Porsche Panamera Sport Turismo concept car

The new Porsche Panamera Sport Turismo concept car is displayed during media day at the Paris Auto Show on Sept. 27, 2012.

Credit: AP Photo//Michel Euler

Cadillac ATS Premium

A hostess poses next to a Cadillac ATS Premium at the Paris Auto Show.

Credit: AP Photo//Michel Euler

Lexus LF CC concept car

The Lexus LF CC concept car is displayed on the eve of the opening of the Paris Auto Show. The Paris Auto Show will be open to the public until Oct. 14.

Credit: AP Photo/Remy de la Mauviniere

Jeep Grand Cherokee

A hostess poses next to a Jeep Grand Cherokee at the Paris Auto Show.

Credit: AP Photo/Christophe Ena

Mini Paceman

The new Mini Paceman on display at the Paris Auto Show, France. The auto show will be open to the public until Oct. 14.

Credit: AP Photo/Michel Euler

Audi A1 1.4T

A partial view of the Audi stand, with the A1 1.4T model in the foreground at the Paris Auto Show.

Credit: AP Photo/Remy de la Mauviniere

Bentley Mulsanne

A woman takes pictures of a Bentley Mulsanne at the Paris Auto Show. The event is open to the public until Oct. 14.

Credit: AP Photo//Michel Euler

Ford Mondeo Hybrid Electric

The new Ford Mondeo Hybrid Electric is on display at the Paris Auto Show.

Credit: AP Photo/Christophe Ena

Renault Twizy

A woman sits in a Renault Twizy, the first-ever fully electric urban compact two-seater, at the Paris Auto Show.

Credit: AP Photo//Michel Euler

BMW i8 concept car

A BMW i8 concept car, is displayed at the BMW stand at the Paris Auto Show. The event is open to the public until Oct. 14.

Credit: AP Photo/Remy de la Mauviniere

EV-Ster roadster

A partial view of the Honda stand on the eve of the opening of the Paris Auto Show on Sept. 28, 2012, with the EV-Ster roadster visible at foreground.

Credit: AP Photo/Remy de la Mauviniere

Renault Clio IV R.S.

Carlos Ghosn, Chairman and CEO of Paris-based Renault and Japan-based Nissan, introduces the new Renault Clio IV R.S. during the media day at the Paris Auto Show on Sept. 27, 2012.

Credit: AP Photo/Remy de la Mauviniere

Opel Adam

A Opel Adam is displayed at the Paris Auto Show. The event is open to the public until Oct. 14.

Credit: AP Photo/Michel Euler

Hyundai i-oniq hybrid

A partial view of the Hyundai stand at the Paris Auto Show on Sept. 28, 2012, with the i-oniq hybrid at foreground.

Credit: AP Photo/Remy de la Mauviniere

Citroen 2008

A Citroen 2008 concept car is on display at the Paris Auto Show.

Credit: AP Photo/Christophe Ena

Jaguar F-Type

The new Jaguar F-Type is on display during the press day at the Paris Auto Show on Sept. 27, 2012. The event is open to the public until Oct. 14.

Credit: AP Photo/Michel Euler

Mazda 6 Wagon

The Mazda 6 Wagon is on display at the Paris Auto Show.

Credit: AP Photo/Remy de la Mauviniere

McLaren MP4 12C

A McLaren MP4 12C is being checked out at the Paris Auto Show on Sept. 28, 2012.

Credit: AP Photo/Michel Euler

Porsche 911 Carrera 4S

A member of the media checks out a Porsche 911 Carrera 4S, on the Porsche stand at the Paris Auto Show. The Paris Auto Show will be open to the public until Oct. 14.

Credit: AP Photo/Remy de la Mauviniere

Infiniti Emerg-e

A hostess poses next to a Infiniti Emerg-e during the media day at the Paris Auto Show on Sept. 27, 2012. The event is open to the public until Oct. 14.